From: Peter Hurley <peter@hurleysoftware.com>
Date: Sat, 15 Jun 2013 13:14:13 +0000 (-0400)
Subject: tty: Don't change receive_room for ioctl(TIOCSETD)
X-Git-Tag: v3.12-rc1~182^2~221
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3b80df7ca7e2fec76be2eda304cc7e0eb90f911d;p=pandora-kernel.git

tty: Don't change receive_room for ioctl(TIOCSETD)

tty_set_ldisc() is guaranteed exclusive use of the line discipline
by tty_ldisc_lock_pair_timeout(); shutting off input by resetting
receive_room is unnecessary.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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